Tonga earthquakes

M4.6 earthquake 102 km SSE of Hihifo, Tonga

A magnitude 4.6 earthquake struck 102 km SSE of Hihifo, Tonga on Sun, Jul 30, 2023, 10:05 AM GMT+13 (21:05 UTC), 50 km (31 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-07-29 21:05:00 UTC
Depth
49.6 km (30.8 mi), shallow
Epicenter
16.761° S, 173.320° W
Region
Tonga
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.1 km horizontally, 9.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
112°
Stations used
17

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.6 and up: 7 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.4126 km S of Hihifo, Tonga · 1149 days ago · 108 km deep · 79 km away
  2. 4.3151 km SSE of Hihifo, Tonga · 1147 days ago · 24 km deep · 56 km away
  3. 4.5120 km S of Hihifo, Tonga · 1142 days ago · 140 km deep · 79 km away
  4. 4.6156 km SE of Hihifo, Tonga · 1137 days ago · 10 km deep · 59 km away
  5. 4.680 km SSW of Hihifo, Tonga · 1118 days ago · 136 km deep · 88 km away
  6. 4.322 km ESE of Hihifo, Tonga · 1112 days ago · 118 km deep · 84 km away
  7. 4.1134 km S of Hihifo, Tonga · 1111 days ago · 141 km deep · 84 km away

Before

  1. 5.5107 km ESE of Hihifo, Tonga · 1164 days ago · 10 km deep · 71 km away
  2. 4.695 km ESE of Hihifo, Tonga · 1166 days ago · 25 km deep · 69 km away
  3. 4.2121 km SSW of Hihifo, Tonga · 1173 days ago · 136 km deep · 99 km away
  4. 4.237 km SW of Hihifo, Tonga · 1178 days ago · 110 km deep · 98 km away
  5. 4.754 km SE of Hihifo, Tonga · 1181 days ago · 53 km deep · 51 km away
  6. 4.6105 km SSE of Hihifo, Tonga · 1189 days ago · 82 km deep · 12 km away
  7. 5.061 km SE of Hihifo, Tonga · 1190 days ago · 55 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kyfz. Read Fri, Oct 2, 2026, 2:06 PM UTC.